Home / 943,445.40-1,301,622.54-616,949.54

Finding the Fourth Proportional to 943,445.40, 1,301,622.54 and 616,949.54

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Solution

The fourth proportional to 943,445.40, 1,301,622.54 and 616,949.54 is: 851,173.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,445.40 : 1,301,622.54 = 616,949.54 : x
  2. Step 2: Convert to fraction form
    943,445.40/1,301,622.54 = 616,949.54/x
  3. Step 3: Cross multiply
    943,445.40x = 1,301,622.54 × 616,949.54
  4. Step 4: Simplify right side
    943,445.40x = 803,035,427,306.63
  5. Step 5: Solve for x
    x = 803,035,427,306.63/943,445.40
  6. Step 6: Final answer
    x = 851,173.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.